/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.neo4j.server.http.cypher.entity;

import java.io.IOException;
import org.neo4j.graphdb.Node;
import org.neo4j.graphdb.Relationship;

/**
 * Provides predicates for http cypher objects.
 */
public final class Predicates {
    public static boolean isDeleted(Relationship relationship) throws IOException {
        if (relationship instanceof HttpRelationship) {
            return ((HttpRelationship) relationship).isDeleted();
        }
        throw new IOException("Expected HttpRelationship");
    }

    public static boolean isDeleted(Node node) throws IOException {
        if (node instanceof HttpNode) {
            return ((HttpNode) node).isDeleted();
        }
        throw new IOException("Expected HttpNode");
    }

    public static boolean isFullNode(Node node) {
        if (node instanceof HttpNode) {
            return ((HttpNode) node).isFullNode();
        }
        return true;
    }

    private Predicates() {}
}
